/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package com.fsj.spring.web;

import com.me.service.GlobalSessionScope;
import com.me.service.RequestScope;
import com.me.service.SessionScope;
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletContext;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.springframework.context.ApplicationContext;
import org.springframework.web.context.support.WebApplicationContextUtils;

/**
 *
 * @author Administrator
 */
@WebServlet(name = "ScopeTest", urlPatterns = {"/ScopeTest"})
public class testscope extends HttpServlet {

    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        try {
            /* TODO output your page here
            out.println("<html>");
            out.println("<head>");
            out.println("<title>Servlet testscope</title>");  
            out.println("</head>");
            out.println("<body>");
            out.println("<h1>Servlet testscope at " + request.getContextPath () + "</h1>");
            out.println("</body>");
            out.println("</html>");
             */
        } finally {
            out.close();
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
//        processRequest(request, response);
        response.setContentType("text/html");
        PrintWriter out = response.getWriter();
        System.out.println("in get");
        ServletContext context = getServletContext();

        ApplicationContext ctx = null;
        if (ctx == null) {
            ctx = WebApplicationContextUtils.getRequiredWebApplicationContext(context);
        }

        /** 
         *     SingletonScope singletonScope1 = ctx.getBean("singletonScope",SingletonScope.class); 
        SingletonScope singletonScope2 = ctx.getBean("singletonScope",SingletonScope.class); 
        PrototypeScope prototypeScope1 = ctx.getBean("prototypeScope",PrototypeScope.class); 
        PrototypeScope prototypeScope2 = ctx.getBean("prototypeScope",PrototypeScope.class); 
        singletonScope1.printID(); 
        singletonScope2.printID(); 
        
        prototypeScope1.printID(); 
        prototypeScope2.printID(); 
         */
        RequestScope requestScope = (RequestScope) ctx.getBean("requestScopeT");
        requestScope.printID();

        SessionScope sessionScope = (SessionScope) ctx.getBean("sessionScopeT");
        sessionScope.printID();
        GlobalSessionScope gScope = (GlobalSessionScope) ctx.getBean("globalSessionScope", GlobalSessionScope.class);
        gScope.printID();

        out.println("123");
        out.flush();
        out.close();
    }

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
